Originally Posted by
malmostoso
I then asked what would happen should "I" class open up for the first segment, and she confirmed that it is not possible to switch to the higher class without cancelling the ticket.
Cancelling the existing ticket an re-issue a new one is no problem, as long they keep the original booking and just modify the flight, where I-cl becomes avalble... I'd try it if the class becomes available, just clearly communicate that they don't touche the existing I-cl leg